实现4路ASI信号通过SDH网络的STM-1接口上传和下载
GASI155 is a high performance ASI to STM-1 adapter, converting 4 ASI inputs to 1 STM-1 and 1 STM-1 Input to 4 ASI outputs. The STM-1 optical interface is also available upon request. GASI155 offers a cost effective bridge between digital TV Headend MPEG-II TS and SONET/SDH Network.